Home / 2,019,371.58-2,786,740.74-1,101,620.25

Finding the Fourth Proportional to 2,019,371.58, 2,786,740.74 and 1,101,620.25

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Solution

The fourth proportional to 2,019,371.58, 2,786,740.74 and 1,101,620.25 is: 1,520,240.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,019,371.58 : 2,786,740.74 = 1,101,620.25 : x
  2. Step 2: Convert to fraction form
    2,019,371.58/2,786,740.74 = 1,101,620.25/x
  3. Step 3: Cross multiply
    2,019,371.58x = 2,786,740.74 × 1,101,620.25
  4. Step 4: Simplify right side
    2,019,371.58x = 3,069,930,030,683.99
  5. Step 5: Solve for x
    x = 3,069,930,030,683.99/2,019,371.58
  6. Step 6: Final answer
    x = 1,520,240.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.